package ch03;

class OperatorEx25 {
	public static void main(String[] args) {
		char x = 'j';

		if ((x >= 'a' && x <= 'z') || (x >= 'A' && x <= 'Z')) 
			System.out.println("valid character.");
		else 
			System.out.println("invalid character.");		
	}
}
/*
valid character.
*/